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Cheap flights from Bismarck to Washington, D.C. from $339

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bismarck to Washington, D.C. departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bismarck to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:00 am - 10:53 amBIS  Bismarck-IAD Washington, D.C. Dulles Intl
4h 53m1 stop Minneapolis St Paul
Delta Logo
6:10 am - 10:32 amIAD  Washington, D.C. Dulles Intl-BIS Bismarck
5h 22m1 stop Minneapolis St Paul
$339Delta
Wed, Sep 23 - Tue, Sep 29
United Airlines Logo
1:40 pm - 11:19 pmBIS  Bismarck-IAD Washington, D.C. Dulles Intl
8h 39m1 stop Denver Intl
United Airlines Logo
6:30 am - 12:56 pmIAD  Washington, D.C. Dulles Intl-BIS Bismarck
7h 26m1 stop Denver Intl
$339United Airlines
Thu, Sep 3 - Sun, Sep 6
Delta Logo
5:00 am - 4:30 pmBIS  Bismarck-IAD Washington, D.C. Dulles Intl
10h 30m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
Delta Logo
11:44 am - 5:00 pmIAD  Washington, D.C. Dulles Intl-BIS Bismarck
6h 16m1 stop Minneapolis St Paul
$344Delta
Wed, Sep 23 - Tue, Sep 29
Delta Logo
5:00 am - 10:53 amBIS  Bismarck-IAD Washington, D.C. Dulles Intl
4h 53m1 stop Minneapolis St Paul
Delta Logo
6:10 am - 10:32 amIAD  Washington, D.C. Dulles Intl-BIS Bismarck
5h 22m1 stop Minneapolis St Paul
$361Delta
Wed, Sep 23 - Tue, Sep 29
American Airlines Logo
1:13 pm - 10:51 pmBIS  Bismarck-IAD Washington, D.C. Dulles Intl
8h 38m2 stops Chicago O'Hare Intl Charlotte Douglas
American Airlines Logo
4:56 pm - 10:52 pmIAD  Washington, D.C. Dulles Intl-BIS Bismarck
6h 56m1 stop Dallas/Fort Worth
$370American Airlines
Wed, Sep 23 - Tue, Sep 29
Delta Logo
5:00 am - 10:53 amBIS  Bismarck-IAD Washington, D.C. Dulles Intl
4h 53m1 stop Minneapolis St Paul
Delta Logo
6:10 am - 10:32 amIAD  Washington, D.C. Dulles Intl-BIS Bismarck
5h 22m1 stop Minneapolis St Paul
$402Delta
Wed, Sep 23 - Tue, Sep 29
United Airlines Logo
6:00 am - 1:29 pmBIS  Bismarck-IAD Washington, D.C. Dulles Intl
6h 29m1 stop Denver Intl
United Airlines Logo
5:26 pm - 11:38 pmIAD  Washington, D.C. Dulles Intl-BIS Bismarck
7h 12m1 stop Denver Intl
$409United Airlines
Thu, Aug 27 - Mon, Aug 31
Delta Logo
5:00 am - 4:30 pmBIS  Bismarck-IAD Washington, D.C. Dulles Intl
10h 30m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
Delta Logo
8:08 am - 5:00 pmIAD  Washington, D.C. Dulles Intl-BIS Bismarck
9h 52m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
$409Delta
Wed, Sep 23 - Tue, Sep 29
United Airlines Logo
9:00 am - 7:23 pmBIS  Bismarck-IAD Washington, D.C. Dulles Intl
9h 23m1 stop Denver Intl
United Airlines Logo
10:10 am - 4:26 pmIAD  Washington, D.C. Dulles Intl-BIS Bismarck
7h 16m1 stop Denver Intl
$410United Airlines
Fri, Aug 28 - Tue, Sep 1
Delta Logo
1:17 pm - 12:41 amBIS  Bismarck-IAD Washington, D.C. Dulles Intl
10h 24m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
Delta Logo
6:10 am - 10:32 amIAD  Washington, D.C. Dulles Intl-BIS Bismarck
5h 22m1 stop Minneapolis St Paul
$415Delta
Wed, Sep 23 - Tue, Sep 29

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United Airlines flights from Bismarck to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Bismarck to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Sep 3
BIS1:40 pmBismarck
8h 39m
1 stop
IAD11:19 pmWashington, D.C. Dulles Intl
Sep 6
IAD6:30 amWashington, D.C. Dulles Intl
7h 26m
1 stop
BIS12:56 pmBismarck
$339
United Airlines
Aug 27
BIS6:00 amBismarck
6h 29m
1 stop
IAD1:29 pmWashington, D.C. Dulles Intl
Aug 31
IAD5:26 pmWashington, D.C. Dulles Intl
7h 12m
1 stop
BIS11:38 pmBismarck
$409
United Airlines
Aug 28
BIS9:00 amBismarck
9h 23m
1 stop
IAD7:23 pmWashington, D.C. Dulles Intl
Sep 1
IAD10:10 amWashington, D.C. Dulles Intl
7h 16m
1 stop
BIS4:26 pmBismarck
$410

American Airlines flights from Bismarck to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Bismarck to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Sep 23
BIS1:13 pmBismarck
8h 38m
2 stops
IAD10:51 pmWashington, D.C. Dulles Intl
Sep 29
IAD4:56 pmWashington, D.C. Dulles Intl
6h 56m
1 stop
BIS10:52 pmBismarck
$370
American Airlines
Sep 6
BIS6:45 amBismarck
9h 58m
2 stops
IAD5:43 pmWashington, D.C. Dulles Intl
Sep 10
IAD3:08 pmWashington, D.C. Dulles Intl
8h 44m
1 stop
BIS10:52 pmBismarck
$434
American Airlines
Aug 27
BIS1:55 pmBismarck
7h 57m
1 stop
IAD10:52 pmWashington, D.C. Dulles Intl
Aug 31
IAD1:23 pmWashington, D.C. Dulles Intl
10h 21m
2 stops
BIS10:44 pmBismarck
$444

momondo Fare Finder

 
Customize your flight search to find flights from Bismarck to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from Bismarck to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

5:00 am-10:53 am

1 stop4h 53m

Washington, D.C. Dulles Intl

Tue 9/29

6:10 am-10:32 am

1 stop5h 22m

$339

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Thu 9/3

1:40 pm-11:19 pm

1 stop8h 39m

Washington, D.C. Dulles Intl

Sun 9/6

6:30 am-12:56 pm

1 stop7h 26m

$339

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

5:00 am-4:30 pm

2 stops10h 30m

Washington, D.C. Dulles Intl

Tue 9/29

11:44 am-5:00 pm

1 stop6h 16m

$344

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

5:00 am-10:53 am

1 stop4h 53m

Washington, D.C. Dulles Intl

Tue 9/29

6:10 am-10:32 am

1 stop5h 22m

$361

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

1:13 pm-10:51 pm

2 stops8h 38m

Washington, D.C. Dulles Intl

Tue 9/29

4:56 pm-10:52 pm

1 stop6h 56m

$370

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

5:00 am-10:53 am

1 stop4h 53m

Washington, D.C. Dulles Intl

Tue 9/29

6:10 am-10:32 am

1 stop5h 22m

$402

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Thu 8/27

6:00 am-1:29 pm

1 stop6h 29m

Washington, D.C. Dulles Intl

Mon 8/31

5:26 pm-11:38 pm

1 stop7h 12m

$409

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

5:00 am-4:30 pm

2 stops10h 30m

Washington, D.C. Dulles Intl

Tue 9/29

8:08 am-5:00 pm

2 stops9h 52m

$409

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Fri 8/28

9:00 am-7:23 pm

1 stop9h 23m

Washington, D.C. Dulles Intl

Tue 9/1

10:10 am-4:26 pm

1 stop7h 16m

$410

BismarckWashington, D.C.

BIS Bismarck - IAD Washington, D.C. Dulles Intl

BISIAD

Bismarck

Wed 9/23

1:17 pm-12:41 am

2 stops10h 24m

Washington, D.C. Dulles Intl

Tue 9/29

6:10 am-10:32 am

1 stop5h 22m

$415

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Bismarck to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bismarck to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bismarck to Washington, D.C. Dulles Intl Airport (BIS to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bismarck to Washington, D.C. Dulles Intl Airport

Fastest flight time

4h 43m

Direct flights

None
The fastest flight from Bismarck to Washington, D.C. Dulles Intl Airport takes 4h 43m
There are no direct flights from Bismarck to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Bismarck to Washington, D.C. Dulles Intl Airport.
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Frequently asked questions about flying from Bismarck to Washington, D.C. Dulles Intl Airport

  • How far is Bismarck to Washington, D.C. Dulles Intl by plane?

    The distance between Bismarck and Washington, D.C. Dulles Intl is about 1292.9 mi. A reasonable flight in good conditions will take 4h 43m.

  • When did momondo last update prices for flights from Bismarck Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Bismarck Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How many operators does momondo search for flights from Bismarck Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Bismarck Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bismarck Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Bismarck to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Bismarck to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Bismarck to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $317Free CancellationRating
7.8
8,502 reviews
Search Delta flights

Frequently asked questions about flying from Bismarck to Washington, D.C. Dulles Intl Airport

  • How do I get Price Alerts for flights from Bismarck to Washington, D.C. Dulles Intl Airport?

    Price Alerts will notify you by email when the price for flights to Washington, D.C. Dulles Intl Airport from Bismarck decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Bismarck to Washington, D.C. Dulles Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Sterling
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood

Why use momondo?

Why should I use momondo to find a flight deal from Bismarck to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bismarck to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Bismarck to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Bismarck which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Bismarck to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bismarck to Washington, D.C..

I’m not ready to book a flight from Bismarck to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Bismarck and alert you when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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